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Searching: audio signal





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Patent # Description
US-1,011,0996 DC detection circuit and operational method of the same, semiconductor apparatus, and audio signal output apparatus
The DC detection circuit includes: a OR circuit configured to generate a logical OR flag on the basis of logical OR of values of X bits from a (MSB-1).sup.th...
US-1,011,0994 Method and apparatus for providing voice communication with spatial audio
A method, apparatus and computer program product enhance audio quality during a voice communication session, such as by enhancing audio quality for a remote...
US-1,011,0991 Electronic device having mechanically out-of-phase speakers
An electronic device having several speaker modules that are acoustically in-phase and mechanically out-of-phase is disclosed. Embodiments include a pair of...
US-1,011,0987 Method of controlling an acoustic noise reduction audio system by user taps
Described are a headphone and a method for controlling an audio system. The method includes tapping a headphone or head of a user to cause an acoustic pressure...
US-1,011,0984 Wireless earphone
The wireless earphone (1) comprises a housing (2) having a bud portion abutting an elongated stem portion. The bud portion is to fit within an ear. The bud...
US-1,011,0941 Method and device for transmitting and receiving broadcast service in hybrid broadcast system on basis of...
The present invention relates to a device for receiving a hybrid broadcast service and a method for transmitting the same. The device for receiving a hybrid...
US-1,011,0889 Display device ON/OFF detection methods and apparatus
Display device ON/OFF detection methods and apparatus are disclosed. Example metering apparatus disclosed herein include first means for sensing an audio signal...
US-1,011,0645 System and method for tracking events and providing feedback in a virtual conference
A virtual conferencing system is described which tracks events during a virtual conference, provides a user interface for reviewing the events, and allows a...
US-1,011,0182 Estimating voltage on speaker terminals driven by a class-D amplifier
A system includes an audio amplifier, a duty cycle detector, a channel equalizer, and a sample-and-hold circuit. The audio amplifier is configured to amplify an...
US-1,011,0179 Audio circuit
An audio amplifier includes an operational amplifier, a replica of an output stage of the operational amplifier, and a feedback circuit configured such that, in...
US-1,010,9300 System and method for enhancing speech activity detection using facial feature detection
Disclosed herein are systems, methods, and non-transitory computer-readable storage media for processing audio. A system configured to practice the method...
US-1,010,9296 Subband block based harmonic transposition
The present document relates to audio source coding systems which make use of a harmonic transposition method for high frequency reconstruction (HFR), as well...
US-1,010,9292 Audio systems with active feedback acoustic echo cancellation
An audio system includes an external microphone to receive a near-end audio content and a loudspeaker transducer and a corresponding enclosure defining an...
US-1,010,9290 Multi-band noise reduction system and methodology for digital audio signals
The present invention relates to a multi-band noise reduction system for digital audio signals producing a noise reduced digital audio output signal from a...
US-1,010,9286 Speech synthesizer, audio watermarking information detection apparatus, speech synthesizing method, audio...
According to an embodiment, a speech synthesizer includes a source generator, a phase modulator, and a vocal tract filter unit. The source generator generates a...
US-1,010,9285 Coding device and method, decoding device and method, and program
The present technology relates to a coding device and method, and a decoding device and method, and a program capable of reducing the amount of calculations for...
US-1,010,9284 Inter-channel encoding and decoding of multiple high-band audio signals
A device includes an encoder and a transmitter. The encoder is configured to generate a first high-band portion of a first signal based on a left signal and a...
US-1,010,9283 Bit allocating, audio encoding and decoding
A bit allocating method is provided that includes determining the allocated number of bits in decimal point units based on each frequency band so that a...
US-1,010,9282 Apparatus and method for geometry-based spatial audio coding
An apparatus for generating at least one audio output signal based on an audio data stream having audio data relating to one or more sound sources is provided....
US-1,010,8871 Systems and methods for spoof detection and liveness analysis
Spoof-detection and liveness analysis is performed using a software-based solution on a user device, such as a smartphone having a camera, audio output...
US-1,010,8395 Audio device with auditory system display and methods for use therewith
Various embodiments include, for example, an audio device that operates by selecting one of a plurality of audio files in response to user interaction with a...
US-1,010,8393 Leaving group and smart line-in processing
An example playback device includes a first interface for receiving a first audio signal from a first audio source; a second interface for receiving a second...
US-1,010,7893 Apparatus and method to automatically set a master-slave monitoring system
An apparatus is described that can monitor the sounds and voices of infants and children in a house by judicially placing nodes in key locations of the home....
US-1,010,7676 Adaptive acoustic intensity analyzer
Systems and method for providing an audio output with an acoustic intensity analyzer. The acoustic intensity analyzer includes an acoustic intensity array, a...
US-1,010,5616 IR dongle with speaker for electronic device
The present invention relates to an electronic device, and in particular, to the input and output of data from the electronic device. An object is connected to...
US-1,010,5608 Applying participant metrics in game environments
A system that collects, analyzes, and applies physical metrics from participants in game environments. Participants (players and/or spectators) in a game may...
US-1,010,5545 Assembly with a coaxial audio connector for charging an implantable medical device
Disclosed is a charging coil assembly for a mobile device able to wirelessly provide power to charge a battery in an Implantable Medical Device (IMD). The...
US-1,010,4491 Audio based characterization of a human auditory system for personalized audio reproduction
A first sound is output by a first transducer in an earcup located at a pinna. Respective second sound based on the output of the first audio sound is detecting...
US-1,010,4483 Circuit and method for detecting the load status of an audio amplifier
A diagnostic circuit is used for detecting the load status of an audio amplifier. The audio amplifier includes two output terminals for connection to a speaker....
US-1,010,4473 Audio processor with linear and non-linear modeling including limiter
Embodiments of the invention provide methods and apparatus for processing audio input signals, for example, so as to linearize the output of a given...
US-1,010,4471 Tactile bass response
Example aspects of the present disclosure are directed to providing tactile bass response by a user device. For instance, a first audio signal can be caused to...
US-1,010,4470 Audio processing device, audio processing method, recording medium, and program
An audio processing device includes a plurality of loudspeakers outputting audio for each band, a correction filter correcting an audio signal including a...
US-1,010,4459 Audio system with conceal detection or calibration
An audio system includes a headset and a control device. The headset includes a housing, a speaker and a microphone. When the headset is mounted on an ear, the...
US-1,010,4336 Image processing device, image display device, image processing method, and image display method
[Object] To provide an image processing device capable of outputting audio acquired as an audio data signal by capturing an arbitrary image. [Solution] Provided...
US-1,010,4216 Apparatus and method for controlling built-in microphone of portable terminal
An electronic device and method are provided. The electronic device includes a built-in microphone; a Bluetooth communication module configured to wirelessly...
US-1,010,4147 Method for wirelessly transmitting audio signals on the basis of the bluetooth standard and wireless microphone...
A method for wirelessly transmitting audio signals based on the Bluetooth protocol from a Bluetooth audio source to a computer device (audio sink). An audio...
US-1,010,3958 Selecting a packet loss concealment procedure
In accordance with an example embodiment of the present invention, disclosed is a method and an apparatus thereof for selecting a packet loss concealment...
US-1,010,3813 Control system for an aerially moved payload
A system for transmitting data, images, and audio to and from an aerially moved payload, the system having one or more media converters for converting coax...
US-1,010,3700 Audio control using auditory event detection
In some embodiments, a method for processing an audio signal in an audio processing apparatus is disclosed. The method includes receiving an audio signal and a...
US-1,010,2867 Television system, server apparatus, and television apparatus
According to one embodiment, a server apparatus includes a content provision module which selectively provides a plurality of items of content, and an audio...
US-1,010,2866 Model based prediction in a critically sampled filterbank
The present document relates to audio source coding systems. In particular, the present document relates to audio source coding systems which make use of linear...
US-1,010,2865 Voice audio encoding device, voice audio decoding device, voice audio encoding method, and voice audio decoding...
Provided are a voice audio encoding device, voice audio decoding device, voice audio encoding method, and voice audio decoding method that efficiently perform...
US-1,010,2862 Decoding method and decoder for audio signal according to gain gradient
Embodiments of the present disclosure provide a decoding method and a decoding apparatus. The decoding method includes: in a case in which it is determined that...
US-1,010,2850 Direction based end-pointing for speech recognition
A speech recognition system utilizing automatic speech recognition techniques such as end-pointing techniques in conjunction with beamforming and/or signal...
US-1,010,2744 Predictive traffic management using virtual lanes
A computing system for predictive traffic management using virtual lanes. In an embodiment, the system dynamically monitors and collects traffic conditions in...
US-1,010,2175 Methods and apparatus for multi-drop digital bus
Apparatus and methods for digital bus operation. In one embodiment, the digital bus is a bidirectional, time-division multiplexing (TDM) audio bus operation,...
US-1,010,2167 Data processing circuit and data processing method
This invention discloses a data processing circuit and a data processing method. The data processing method controls data transmission between a USB control...
US-1,010,1242 Apparatus and method for measuring noise
An apparatus for measuring noise includes: a signal generator configured to input an input signal having an excitation frequency to an audio device; and a...
US-1,009,8610 Physiological acoustic monitoring system
A physiological acoustic monitoring system receives physiological data from an acoustic sensor, down-samples the data to generate raw audio of breathing sounds...
US-1,009,8548 Thermal imaging system
Support structures for positioning sensors on a physiologic tunnel for measuring physical, chemical and biological parameters of the body and to produce an...
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